Migrate checkin to user service

Signed-off-by: Asai Neko <sugar@sne.moe>

service/user/handler.go

@@ -8,5 +8,8 @@ import (
 
 func Handler(r *gin.RouterGroup) {
 	r.Use(middleware.JWTAuth())
-	r.GET("/info", UserInfo)
+	r.GET("/info", Info)
+	r.POST("/checkin", Checkin)
+	r.PATCH("/update", Update)
+	r.POST("/create", Create)
 }